The story of Valvrave the Liberator is set the year Shinreki ("True Calendar") 71, when 70% of the human race lives in space due to the development of a space city called "Dyson Sphere." Between two major powers — the Dorrssia Military Pact Federation and the Atlantic Ring United States (ARUS) — there is a small neutral nation called JIOR that has prospered economically. The protagonist Haruto Tokishima (voiced by Ryota Ohsaka), a high schoolstudent who lives in JIOR, encounters the mysterious "forbidden" humanoid weapon Valvrave when the Dorrssian army invades.